2 Channel 5V Dual Relay Module for Arduino High Level Trigger (Works with Official Arduino Boards)

5V Dual Relay module is a small current signal control equipment commonly used power electronic module. Can be achieved the microcontroller to control two high-power devices, widely used in the MCU system to make smart home project. Module features are as follows: Dual Relay Funny and easy to use 4 M2 screws positioning holes for easy installation High drive (5V or 3.3V) normally open contact closure NPN transistor drive current Onboard power indicator (green), relay indicator (red)GeneralModelDual Relay v1.0Quantity1 pieceMaterialPCBSpecificationEnglish Manual / SpecYesDownload Link http://pan.baidu.com/share/link?shareid=478816&uk=1966479381Packing List1 x Dual-way relay modulePackage Weight:0.028kg (0.062lb)Package Size:12cm x 8cm x 3.5cm (4.72in x 3.15in x 1.18in)